package org.reggie.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import lombok.extern.slf4j.Slf4j;
import org.reggie.common.R;
import org.reggie.entity.User;
import org.reggie.service.UserService;
import org.reggie.utils.SMSUtils;
import org.reggie.utils.ValidateCodeUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.util.StringUtils;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.http.HttpSession;
import java.util.Map;

@RestController
@RequestMapping("/user")
@Slf4j
public class UserController {
    @Autowired
    private UserService userService;
    //发送手机验证码
    @PostMapping("/sendMsg")
    public R<String> sendMsg(@RequestBody User user,HttpSession session){
        //获取手机号
        String phone=user.getPhone();
        if(!StringUtils.isEmpty(phone)){
            //生成随机四位的验证码
            String code=ValidateCodeUtils.generateValidateCode(4).toString();
            log.info("code={}",code);
            //调用阿里云提供的短信服务API完成发送短信
            //SMSUtils.sendMessage("hgy","",phone,code);
            //将生成的验证码保存到session中
           session.setAttribute(phone,code);
           return R.success("手机验短信发送成功");
        }

        return R.error("手机验证码发送失败");
    }
    @PostMapping("/login")
    public R<User> login(@RequestBody Map map, HttpSession session) {
        //获取手机号
        String phone=map.get("phone").toString();
        //获取验证码
        String code=map.get("code").toString();
        //从session中获取保存的验证码
       Object codeInSession=session.getAttribute(phone);
        //进行验证码比对
        if(codeInSession!=null&&codeInSession.equals(code)){
            //如果对比成功，说明登录成功

            //判断当前手机号是不是新用户，如果是新用户就自动完成注册
            LambdaQueryWrapper<User>queryWrapper=new LambdaQueryWrapper<>();
            queryWrapper.eq(User::getPhone,phone);
            User user=userService.getOne(queryWrapper);
            if(user==null){
                user=new User();
                user.setPhone(phone);
                user.setStatus(1);
                userService.save(user);
            }
           session.setAttribute("user",user.getId());
            return R.success(user);
        }

        return R.error("登录失败");
    }
    @PostMapping("/loginout")
    public R<String>logout(HttpSession session)
    {
        session.removeAttribute("user");
        return R.success("退出成功");
    }
}
